| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Han, Abigail N (12)
|
MRLIAC |
1:13.24 |
1:12.36 |
-0.88 |
| 2 |
Fried, Regan K (11)
|
MRLIAC |
1:14.51 |
1:12.67 |
-1.84 |
| 3 |
Lam, Makani S (12)
|
MRLIAC |
1:12.87 |
1:13.06 |
0.19 |
| 4 |
Larsen, Sarah E (12)
|
MRLIAC |
1:14.63 |
1:14.91 |
0.28 |
| 5 |
Arcella, Sidney O (12)
|
NJSCAR |
1:15.03 |
1:14.98 |
-0.05 |
| 6 |
Laynez, Leticia I (12)
|
NJEAG |
1:15.37 |
1:15.99 |
0.62 |
| 7 |
Zunich, Daniela A (12)
|
MRLIAC |
1:14.76 |
1:16.20 |
1.44 |
| 8 |
Schnappauf, Samantha G (11)
|
MRLIAC |
1:16.42 |
1:16.29 |
-0.13 |
| 9 |
Gormsen, Lily J (12)
|
MRLIAC |
1:16.95 |
1:16.62 |
-0.33 |
| 10 |
Constantine, Jacqueline M (12)
|
MRLIAC |
1:14.44 |
1:17.50 |
3.06 |
| 11 |
Minton, Liv A (12)
|
NJSCAR |
1:24.47 |
1:18.60 |
-5.87 |
| 12 |
Krause, Katie Q (12)
|
NJSCAR |
1:21.10 |
1:19.77 |
-1.33 |
| 13 |
Rojo, Nicole G (12)
|
NJEAG |
1:18.80 |
1:19.84 |
1.04 |
| 14 |
Sowa, Victoria Irena (12)
|
NJSCAR |
1:33.79 |
1:24.46 |
-9.33 |
| 15 |
Elizondo, Ema A (11)
|
MRLIAC |
1:23.28 |
1:27.82 |
4.54 |